10th Maths NCERT Important Questions


10th Maths NCERT Important Questions


Trigonometry | Chapter 8 | Maths 10
Trigonometry | Chapter 8 | Maths 10
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Circles | Chapter 10 | Maths 10
Circles | Chapter 10 | Maths 10
Height & Distance | Chapter 9 | Maths 10
Height & Distance | Chapter 9 | Maths 10

Trigonometry | Chapter 8 | Maths 10

  1. Given a right triangle PQR, where mQ=90°m \angle Q = 90\degree, PQ = 12 cm and PR = 13 cm, find the value of tanPcotR\tan P - \cot R

  2. Given 15cotA=815 \cot A = 8, find sinA\sin A and secA\sec A.

  3. If 3 cot A = 4, check whether 1tan2A1+tan2A=cos2Asin2A{1 − \tan^2A \over 1 + \tan^2 A} = \cos^2A - \sin^2A

  4. [Coming Soon] In PQR\triangle PQR, right angled at Q, PR + QR = 25cm and PQ = 5cm. Determine the values of sinP\sin P, cosP\cos P and tanP\tan P.

  5. [Coming Soon] Find the value of i) sin30°+ tan45° cosec60°sec30°+ cos60°+cot45°{\sin 30 \degree + \ \tan 45 \degree - \ \cosec 60 \degree} \over {\sec 30 \degree + \ \cos 60 \degree + \cot 45 \degree} ii) Find the value of 5cos260°+4sec230°tan245°sin230°+cos230°{5 \cos ^2 60 \degree + 4 \sec^2 30 \degree - \tan^2 45 \degree \over \sin^2 30 \degree + \cos^2 30 \degree}